2127281794 has 8 divisors (see below), whose sum is σ = 3481006608. Its totient is φ = 966946260.

The previous prime is 2127281773. The next prime is 2127281797. The reversal of 2127281794 is 4971827212.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2127281794.

It is not an unprimeable number, because it can be changed into a prime (2127281797) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48347292 + ... + 48347335.

It is an arithmetic number, because the mean of its divisors is an integer number (435125826).

Almost surely, 2^2127281794 is an apocalyptic number.

2127281794 is a deficient number, since it is larger than the sum of its proper divisors (1353724814).

2127281794 is a wasteful number, since it uses less digits than its factorization.

2127281794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96694640.

The product of its digits is 112896, while the sum is 43.

The square root of 2127281794 is about 46122.4651769612. The cubic root of 2127281794 is about 1286.1007981639.

The spelling of 2127281794 in words is "two billion, one hundred twenty-seven million, two hundred eighty-one thousand, seven hundred ninety-four".